CVE-2026-84496 — MEDIUM (6.5)

Q: How severe is CVE-2026-84496?

CVE-2026-84496 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-84496?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.

Vulnerability Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Apple	Macos	>= 26.0, < 26.7.2

Related Weaknesses (CWE)

CWE-787

References

https://support.apple.com/en-us/149521Release NotesVendor Advisory
https://support.apple.com/en-us/149522Release NotesVendor Advisory

FAQ

What is CVE-2026-84496?

CVE-2026-84496 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. Mounting a maliciously crafted disk image may cause unexpec...

How severe is CVE-2026-84496?

CVE-2026-84496 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-84496?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Macos.